Side by side

Lum-Tec Solar MarinevsMonta Atlas

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Solar Marine
Lum-TecSolar Marine
MSRP $463
Atlas
MontaAtlas
MSRP $2,150

At a glance

10 of 29 specs differ
Diameter
Solar Marine39mm
Atlas38.5mm
Power Reserve
Solar Marine40h
Atlas40h
Water Resistance
Solar Marine300m
Atlas152m
MSRP
Solar Marine$463
Atlas$2,150

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
39mm
38.5mm
Thickness
10.7mm
Lug-to-Lug
43.5mm
Lug Width
20mm
Material
316L Stainless Steel (DLC coated)
Stainless Steel
Water Resistance
300m
152m

Crystal & Dial

1 specs
Dial Color
Steel
Silver

Movement

1 specs
Caliber
Monta M-23

Pricing

1 specs
MSRP
$463
$2,150

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Lum-Tec Solar Marine

Lum-Tec Solar Marine owners praise its all-black diver design, excellent lume, and rugged, tank-like build. One owner finds it a perfect fit for a 7-inch wrist and the most frequently worn watch despite its smaller size. However, one owner cautions that the PVD coating will wear and chip within a year, impacting its appearance, and another finds the price high for a solar quartz watch with added lume. On balance, owners rate the Lum-Tec Solar Marine highly for its robust design and excellent lume, despite concerns about PVD durability and value proposition.

Monta Atlas

The Monta Atlas is widely praised for its exceptional wearability, with its comfortable 38.5mm case size and buttery bracelet frequently highlighted. Owners and reviewers alike commend its fit and finish, noting a mix of brushed, polished, and blasted surfaces. However, the rehaut on the opaline silver dial is considered nearly illegible for the 24-hour GMT scale, leading some to suggest other dial colors are more practical for GMT functionality. One owner also flagged the crown as less sturdy than anticipated and noted the AR coating attracts fingerprints. Overall, owners and reviewers rate the Monta Atlas highly for its comfortable dimensions and appealing finishing.

From video reviewers

The Monta Opalin Silver's dial is a notable strength, particularly its subtle gradient effect that adds depth to the watch without being too flashy. The watch offers a notable value proposition due to its movement, typically found in more expensive timepieces. The bracelet can be prone to rattle, which might be a trade-off for some buyers.

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